Brush



FIG. 1 is a top front perspective view of a brush;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof, the left side elevation view being a mirror image thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

The evenly spaced broken lines shown in the drawings illustrate portions of the brush and form no part of the claim. The dot-dash broken lines illustrate a boundary to the claim and form no part thereof. 

CLAIM The ornamental design for a brush, as shown and described. 